The QDA-100-18000-32-0.03 from Qualwave is a RF Variable Attenuator with Frequency 0.1 to 18 GHz, Attenuation Range 0 to 32 dB, Attenuation Accuracy ±2 dB, Insertion Loss 4.7 dB. Tags: Digital. More details for QDA-100-18000-32-0.03 can be seen below.